Note 8 - Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Net loss	$ (15,062)	$ (6,929)	$ (20,240)	$ (37,936)
Weighted average shares outstanding – basic (in shares)	19,417	10,567	18,820	10,016
Potential common shares – options / warrants (treasury stock method) (in shares)	0	0	0	0
Weighted average shares outstanding – diluted (in shares)	19,417	10,567	18,820	10,016
Shares excluded (anti-dilutive) (in shares)	8,413	1,486	8,409	959
Basic (in dollars per share)	$ (0.78)	$ (0.66)	$ (1.08)	$ (3.79)
Diluted (in dollars per share)	$ (0.78)	$ (0.66)	$ (1.08)	$ (3.79)